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Other Parts Discussed in Thread: TUSB3410
现在需要使用一个USB扩展8个TTL电平的串口, 只需要 RX TX GND三线.
串口号在重新上电后应不变.
请教大家有合适的方案推荐吗? 谢谢.
之前咨询了国内沁恒公司, 他们只卖成品不卖芯片. 一个成品需要500元,成本略高.
是啊。
USB转1路UART的方案比较多。 转8路的比较少。
